Home / 25,291.44-37,907.60-19,031.36

Finding the Fourth Proportional to 25,291.44, 37,907.60 and 19,031.36

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Solution

The fourth proportional to 25,291.44, 37,907.60 and 19,031.36 is: 28,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,291.44 : 37,907.60 = 19,031.36 : x
  2. Step 2: Convert to fraction form
    25,291.44/37,907.60 = 19,031.36/x
  3. Step 3: Cross multiply
    25,291.44x = 37,907.60 × 19,031.36
  4. Step 4: Simplify right side
    25,291.44x = 721,433,182.34
  5. Step 5: Solve for x
    x = 721,433,182.34/25,291.44
  6. Step 6: Final answer
    x = 28,524.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.